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#include "../matplotlibcpp.h"

namespace plt = matplotlibcpp;

int main()

{

// u and v are respectively the x and y components of the arrows we're plotting

std::vector<int> x, y, u, v;

for (int i = -5; i <= 5; i++) {

for (int j = -5; j <= 5; j++) {

x.push_back(i);

u.push_back(-i);

y.push_back(j);

v.push_back(-j);

}

}

plt::quiver(x, y, u, v);

plt::show();

}